Chapter Three • CLD-V2800 Level III

10) SCAN FORWARD

LD/CD

 

11) SCAN REVERSE

LD/CD

 

Function:

Rapid forward or reverse scanning of the disc.

Format:

N F - SCAN FORWARD

 

N R - SCAN REVERSE

Explanation:

If this command is sent to the player when it is in the Random

 

Access Mode, the pictures on a LaserDisc will move at high speed

 

about 500 frames forward or reverse and audio is squelched.

 

This movement is referred to as Scan Mode. On a CD, program

 

material is still audible but is scanned at a high speed.

 

When the Scan is completed, the original mode is restored and

 

the completion status is returned.

Execution 1:

*

Play Mode

 

 

N F <C/R>

R <C/R>

 

*

Play Mode

 

 

N R N R N R <C/R>

R <C/R>

 

*

Play Mode

 

Execution 2:

*

Still Mode

 

 

N F <C/R>

R <C/R>

 

*

Still Mode

 

12) MULTI-SPEED FORWARD

LD (CAV Only)

13) MULTI-SPEED REVERSE

LD (CAV Only)

Function:

Playing is done at the speed set in the speed register.

(Maintains Chapter Mode,

Format: (Address) M F - MULTI-SPEED FORWARD

Searches to beginning of Chapter 6)

(Address) M R - MULTI-SPEED REVERSE

Explanation: 1) If this command is sent to the player when it is in Random Access Mode, the Multi-Speed Mode occurs. In Multi-Speed Mode, the video is played back at a speed specified by the Speed Register.

2)If an address is specified, playing is done at the speed

specified in the Speed Register. The specified(MaintainsaddressChapterisModewritten.) in the Mark Frame Register or Mark Chapter Register and compared with the current address. When both values are the same, Still Mode occurs. Then the completion status is returned.

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TP 120 v. 1.0 • 10/95 CLD-V2800 Level III User’s Manual